Fault Detection and Isolation for State Affine Systems

被引:40
作者
Hammouri, H. [1 ]
Kinnaert, M. [2 ]
El Yaagoubi, E. H. [3 ]
机构
[1] Univ Lyon 1, LAGEP, F-69622 Villeurbanne, France
[2] Univ Libre Brussels, Lab Automat, Brussels, Belgium
[3] ENSEM, Casablanca, Morocco
关键词
Fault detection and isolation; Non-linear observer; Residual generator; State affine system;
D O I
10.1016/S0947-3580(98)70095-0
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The problem of residual generation for fault detection and isolation (FDI) in state affine systems is studied. Sufficient conditions for the existence of a solution are presented, and the connection with the geometric theory of FDI for linear systems is emphasised. Kalman-like time-varying observers are used for the synthesis of the residual generators. The theoretical results are illustrated by simulations of diagnosis systems for a chemical reactor and a distillation column.
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页码:2 / 16
页数:15
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